namespace MonthNamesGUI { public partial class Form1 : Form { enum Month { January = 1, February, March, April, May, June, July, August, September, October, November, December }; namespace MonthNamesGUI { public partial class Form1 : Form { enum Month { January = 1, February, March, April, May, June, July, August, September, October, November, December }; namespace MonthNamesGUI { public partial class Form1 : Form { enum Month { January = 1, February, March, April, May, June, July, August, September, October, November, December }; namespace MonthNamesGUI { public partial class Form1 : Form { enum Month { January = 1, February, March, April, May, June, July, August, September, October, November, December }; public Form1() { InitializeComponent(); } private void button1_Click(object sender, EventArgs e) { int monthNumber; int.TryParse(inputTextBox.Text, out monthNumber); if (monthNumber < 1 || monthNumber > 12) { MessageBox.Show(\"Please enter an integer between 1 and 12\"); inputTextBox.Focus(); return; } string monthName = ((Month)monthNumber).ToString(); MessageBox.Show(\"You entered the month number for \" + monthName); inputTextBox.Clear(); inputTextBox.Focus(); } } } Solution namespace MonthNamesGUI { public partial class Form1 : Form { enum Month { January = 1, February, March, April, May, June, July, August, September, October, November, December }; namespace MonthNamesGUI { public partial class Form1 : Form { enum Month { January = 1, February, March, April, May, June, July, August, September, October, November, December }; namespace MonthNamesGUI { public partial class Form1 : Form { enum Month { January = 1, February, March, April, May, June, July, August, September, October, November, December }; namespace MonthNamesGUI { public partial class Form1 : Form { enum Month { January = 1, February, March, April, May, June, July, August, September, October, November, December }; public Form1() { InitializeComponent(); } private void button1_Click(object sender, EventArgs e) { int monthNumber; int.TryParse(inputTextBox.Text, out monthNumber); if (monthNumber < 1 || monthNumber > 12) { MessageBox.Show(\"Please enter an integer between 1 and 12\"); inputTextBox.Focus(); return; } string monthName = ((Month)monthNumber).ToString(); MessageBox.Show(\"You entered the month number for \" + monthName); inputTextBox.Clear(); inputTextBox.Focus(); } } }.

1. namespace MonthNamesGUI
{
public partial class Form1 : Form
{
enum Month
{
January = 1,
February,
March,
April,
May,
June,
July,
August,
September,
October,
November,
December
};
namespace MonthNamesGUI
{
public partial class Form1 : Form
{
enum Month
{
January = 1,
February,
March,
April,
May,
June,
July,
August,
September,
October,

2. November,
December
};
namespace MonthNamesGUI
{
public partial class Form1 : Form
{
enum Month
{
January = 1,
February,
March,
April,
May,
June,
July,
August,
September,
October,
November,
December
};
namespace MonthNamesGUI
{
public partial class Form1 : Form
{
enum Month
{
January = 1,
February,
March,
April,
May,
June,
July,
August,

3. September,
October,
November,
December
};
public Form1()
{
InitializeComponent();
}
private void button1_Click(object sender, EventArgs e)
{
int monthNumber;
int.TryParse(inputTextBox.Text, out monthNumber);
if (monthNumber < 1 || monthNumber > 12)
{
MessageBox.Show("Please enter an integer between 1 and 12");
inputTextBox.Focus();
return;
}
string monthName = ((Month)monthNumber).ToString();
MessageBox.Show("You entered the month number for " + monthName);
inputTextBox.Clear();
inputTextBox.Focus();
}
}
}
Solution
namespace MonthNamesGUI
{
public partial class Form1 : Form
{
enum Month
{
January = 1,

4. February,
March,
April,
May,
June,
July,
August,
September,
October,
November,
December
};
namespace MonthNamesGUI
{
public partial class Form1 : Form
{
enum Month
{
January = 1,
February,
March,
April,
May,
June,
July,
August,
September,
October,
November,
December
};
namespace MonthNamesGUI
{
public partial class Form1 : Form
{
enum Month

5. {
January = 1,
February,
March,
April,
May,
June,
July,
August,
September,
October,
November,
December
};
namespace MonthNamesGUI
{
public partial class Form1 : Form
{
enum Month
{
January = 1,
February,
March,
April,
May,
June,
July,
August,
September,
October,
November,
December
};
public Form1()
{
InitializeComponent();

6. }
private void button1_Click(object sender, EventArgs e)
{
int monthNumber;
int.TryParse(inputTextBox.Text, out monthNumber);
if (monthNumber < 1 || monthNumber > 12)
{
MessageBox.Show("Please enter an integer between 1 and 12");
inputTextBox.Focus();
return;
}
string monthName = ((Month)monthNumber).ToString();
MessageBox.Show("You entered the month number for " + monthName);
inputTextBox.Clear();
inputTextBox.Focus();
}
}
}